Electrical Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

Whta is earthing?What is the optimum value of Earth Pit?

Bharti,

2 6510

What is SMPS,How does it works?

Bharti, TCS,

4 14247

1.stranded resistance values of motors? 2.how to calculate the resistance values of single phase and 3phase motors?

Bell, L&T,

2 7240

if transformer winding burn on dc supply then why not alternator rotor winding please post answer on y.sakhare@rediffmail.com

MahaGenco,

4 10193

through which medium return supply given to alternator please answer in details

MahaGenco,

1 4938

If a Power Transformer Fails and the transformer manufacturer suggest that "Do all electrical test on the transformer?". What are the test to be conducted in this condition?

5 7742

What is the method of Tan delta test for power Transformes and why it is required.

1 5896

What is the method & formula of Fault level calculation in power Transformesr.

3 6497

How to calculate the sag on transmission Lines.

3091

where we use compound motors in real time and why?

TATA,

2 5752

How much resistance between neutral earthing and body earthing of Power transformer?

1 4352

in the thermal power plant, why we use the condenser (for cooling the steam) when we have to heat the steam again. i mean why we are cooling the steam,

6 10899

what is the simple meaning of harmonics?

4 7535

what's the meaning of the negative going half cycle in the circuit containing a bulb and a switch in series with a input ac source. i mean what happens in the -ve cycle. the dir. of current changes or any other thing. if dir. changes then why we use fuse in only phase wire.

2 5629

I have 30KW Motor Starter Panel, System voltage is 480V, So i have to convert voltage 480 to 220V to give the contactor coil. How i can select control transformer, Which rating transformer i can use this panel, what is the procedure, please tell me.

2 5757

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Un-Answered Questions { Electrical Engineering }

any application of back emf

2184

hi pal, i am vengatesh from tamilnadu(chidambaram),i have called for the written test for the post of jr executive(ELECTRICAL) of AAI ,I dont know about the question paper pattern,so any kindly help me to face the examination,post me the model question papers and some tips to write my examination to (vengi.annadurai@gmail.com)

1980

Give details of your interested designation, the post you are interested to serve the company better and explain why you think you can serve the company better in such position if employed?

3404

why genarator genarating voltage 11 KV?

1841

Can we convert off line transformer to on line transformer

2029

how the inner and outer body is separated in aircrafts?

1164

explain remenance . differentiate high remenance type ct & low remenance type ct

2187

solor panels arrange some angle,panel is flat fitted energy was produced or not why?

1984

placement paper samples of mspl company

1999

How to calculate flow of water delivered by pump when pressure & size of pipe line is given

2358

how point on wave controller works.

2655

WHY IN AC DRIVES,INPUT PHASE CURRENT SHOW UNBALANCE?

2356

WHAT IS IM (INDEX OF MOUNTING )IN MOTORS

2090

what r the checklist while installing 500 kva transformer

2401

What is the unit of attenuation?

1123

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